EN
OEM Manual – CUBO
2
AQUA
UMT/WG T MT Rev3.0 – 08/10/2021
Pag. 33-EN
33
Alarm
code
Description
Possible cause
Solutions
99 Overload Alarm
This alarm occurs when there is a
misalignment between the RUN command
provide by the controller and the internal
status of PSD (that is in OFF)
Check power supply stability (this behaviour
can happen if there are some undervoltage
peak in the main power supply).
11.3
PSD led status
In case of PSD alarm, could be useful to check also the led status directly in the PSD.
Led
Status/color
Description
Power
green
drive powered
RUN/Fault
green
drive is running
red
fault
DATA
yellow
communication active
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